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<div><a href="../../index.html">Home</a> &gt;  <a href="../index.html">matgraph</a> &gt; <a href="index.html">@graph</a> &gt; issparse.m</div>

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<h1>issparse
</h1>

<h2><a name="_name"></a>PURPOSE <a href="#_top"><img alt="^" border="0" src="../../up.png"></a></h2>
<div class="box"><strong>issparse(g) --- check if g's adjacency matrix is sparse</strong></div>

<h2><a name="_synopsis"></a>SYNOPSIS <a href="#_top"><img alt="^" border="0" src="../../up.png"></a></h2>
<div class="box"><strong>function yn = issparse(g) </strong></div>

<h2><a name="_description"></a>DESCRIPTION <a href="#_top"><img alt="^" border="0" src="../../up.png"></a></h2>
<div class="fragment"><pre class="comment"> issparse(g) --- check if g's adjacency matrix is sparse</pre></div>

<!-- crossreference -->
<h2><a name="_cross"></a>CROSS-REFERENCE INFORMATION <a href="#_top"><img alt="^" border="0" src="../../up.png"></a></h2>
This function calls:
<ul style="list-style-image:url(../../matlabicon.gif)">
<li><a href="issparse.html" class="code" title="function yn = issparse(g)">issparse</a>	issparse(g) --- check if g's adjacency matrix is sparse</li></ul>
This function is called by:
<ul style="list-style-image:url(../../matlabicon.gif)">
<li><a href="bfstree.html" class="code" title="function bfstree(t,g,v)">bfstree</a>	bfstree(t,g,v) --- create a breadth-first spanning tree of g</li><li><a href="clear_edges.html" class="code" title="function clear_edges(g)">clear_edges</a>	clear_edges(g) --- delete all edges of g</li><li><a href="complement.html" class="code" title="function complement(g,h)">complement</a>	graph complement</li><li><a href="disjoint_union.html" class="code" title="function disjoint_union(g,h,k)">disjoint_union</a>	disjoint_union(g,h,k) --- overwrite g with the disjoint union of the</li><li><a href="isfull.html" class="code" title="function yn = isfull(g)">isfull</a>	isfull(g) --- check if g's adjacency matrix is full</li><li><a href="issparse.html" class="code" title="function yn = issparse(g)">issparse</a>	issparse(g) --- check if g's adjacency matrix is sparse</li><li><a href="save.html" class="code" title="function save(g,filename)">save</a>	save(g,filename) --- save a graph to disk</li></ul>
<!-- crossreference -->


<h2><a name="_source"></a>SOURCE CODE <a href="#_top"><img alt="^" border="0" src="../../up.png"></a></h2>
<div class="fragment"><pre>0001 <a name="_sub0" href="#_subfunctions" class="code">function yn = issparse(g)</a>
0002 <span class="comment">% issparse(g) --- check if g's adjacency matrix is sparse</span>
0003 <span class="keyword">global</span> GRAPH_MAGIC
0004 yn = <a href="issparse.html" class="code" title="function yn = issparse(g)">issparse</a>(GRAPH_MAGIC.graphs{g.idx}.array);</pre></div>
<hr><address>Generated on Fri 30-Apr-2010 07:51:16 by <strong><a href="http://www.artefact.tk/software/matlab/m2html/">m2html</a></strong> &copy; 2003</address>
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